Scientific American

This experimental plane, which reached supersonic speeds yesterday, is designed to travel faster than the speed of sound without creating bothersome sonic booms

An experiment with 2,520 participants backs Richard Feynman’s answer to every diner’s dilemma: do I want to try something new?

The long-anticipated “Schedule F” order strips job protections meant to safeguard federal employees from political interference

Planets might exist in the least likely place you’d imagine—around the outskirts of supermassive black holes

The maker of Claude wants AI labs, including itself, to prepare for a coordinated slowdown if models begin building their own successors

NASA ordered its astronauts to take refuge inside a docked SpaceX Crew Dragon spacecraft and to prepare for potential evacuation of the International Space Station. But the crew returned to normal operations shortly afterward

Culture is humanity’s secret for world domination. This calculation shows just how powerful it is

Start your morning with today’s Spellements. Create as many words as you can from our daily selection of letters—including one tied to recent science news. Play now.

A physician involved in the long push to change the name PCOS to PMOS takes us behind the scenes of this subtle yet consequential change

By encoding mathematical statements into numbers, mathematician Kurt Gödel used ordinary arithmetic to check whether a statement can be proved

In a new study, an AI tool identified images of seahorse, shark fin and sea cucumber samples in luggage

Online prediction markets are taking bets on everything from climate change to quantum computing. But researchers question their accuracy

China is pulling ahead of the rest of the world in sinking data centers that power AI into the ocean as an alternate way to keep them cool

Like astronauts’ “overview effect,” a dramatic feeling of awe takes hold on extended seafloor stays

This marks the first case of the New World screwworm in U.S. livestock since the parasite was eliminated in the country in the 1960s

The company says Mythos is too dangerous to release publicly. Cybersecurity experts agree the model's capabilities matter, but not all of them are buying the most alarming claims

The FDA’s ongoing review of mifepristone could skip over established science, health experts warn

AI analysis of mammograms could provide a “bonus finding” for heart disease

Retatrutide is among a new class of weight-loss drugs that are being tested for effectiveness

Coal is the most significant fossil fuel contributor to climate change

MAVEN was the first successful mission designed to study the atmosphere of Mars. It also became a vital node of NASA’s communications network at the Red Planet

Remote and hybrid work can have benefits, but a study involving more than 588,000 people suggest they may take a serious mental toll

Bumblebees appear to be capable of coming up with creative solutions to new problems to get a sugary reward—and their strategies include cheating

The Ocean Observatories Initiative has been collecting data on physical, chemical, geological and biological conditions in the Atlantic and Pacific Oceans for the past decade

A new investigation alleges that official organizations in Tanzania have imperiled the country's artifacts and remains at four critical human heritage sites they were supposed to protect

A breeze is emanating from Sagittarius A* at the heart of our galaxy

A group of researchers have proposed rules to prevent artificial intelligence from overpowering humans in math

China apparently didn’t issue any airspace or maritime notices ahead of the maiden launch of this rocket on Monday

A deadly Ebola outbreak is spreading fast—and U.S. cuts to foreign aid are making it worse

A blip of light in the outer reaches of the Milky Way might be a bizarre black hole born at the beginning of time itself—and the long-sought solution to the mystery of dark matter. Astronomers are calling it “Phoebe”

It's not clear why the National Science Foundation may be limiting funding to certain U.S. universities

‘Penguin’ decays from CERN’s latest Large Hadron Collider experiment hint at weird new physics

Microsoft’s announcement of a new quantum computing breakthrough with its Majorana 2 chip continues a trend of bold claims followed by scant evidence

A new analysis of red lines inside a cave in Wales suggests they were made deliberately by ancient humans some 17,000 years ago

A statement can be true or false. But as Kurt Gödel demonstrated, there will always be mathematical assumptions that can neither be proven nor disproven

The new open-source atlas, generated by an AI tool called ESMFold2, vastly increases the known protein universe